The storm brought heavy rain and high-elevation snowfall to Northern California over the weekend, and a similar one is ...

Both reservoirs have been steadily rising since November, after the start of California's water year in October. A series of ...

From the warmest year on record to an arctic blast and even snow, marine biologists are concerned about weather and climate ...

Heavy rain is hitting the Bay Area and coastal areas this week as an atmospheric river moves through Northern California.

The primary and unequivocal driver of climate change since the 1850−1900 period is the accumulation of greenhouse gases in the atmosphere. Global mean surface warming throughout the 21st century will ...

Climatologists monitor several indices, some ocean-based and some atmospheric, to provide a quick indication of the state of certain climate variables and climate indicators. To monitor the Pacific ...